CN105492843A - Oil separator, and compressor provided with same - Google Patents
Oil separator, and compressor provided with same Download PDFInfo
- Publication number
- CN105492843A CN105492843A CN201480040725.1A CN201480040725A CN105492843A CN 105492843 A CN105492843 A CN 105492843A CN 201480040725 A CN201480040725 A CN 201480040725A CN 105492843 A CN105492843 A CN 105492843A
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- Prior art keywords
- oil
- cylindrical shell
- separator
- cylinder
- gas
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/08—Vortex chamber constructions
- B04C5/10—Vortex chamber constructions with perforated walls
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
- F04B39/0223—Lubrication characterised by the compressor type
- F04B39/023—Hermetic compressors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B31/00—Compressor arrangements
- F25B31/002—Lubrication
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/02—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from the refrigerant
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/18—Optimization, e.g. high integration of refrigeration components
Abstract
Provided are: an oil separator with which oil-separation efficiency can be improved by reliably capturing oil once separated, and inhibiting the re-entrainment of the oil; and a compressor provided with said oil separator. This oil separator (1) is provided with a cylindrical separation cylinder (2), and is configured such that oil included in a gas flowing in from a gas inflow port (5) provided along an inner peripheral surface (4) of the separation cylinder (2) in a tangential direction is centrifugally separated, and the separated oil is discharged from one end side of the separation cylinder (2), while the gas is discharged from another end side of the separation cylinder (2). The oil separator (1) has, provided to the inner peripheral surface (4) of the separation cylinder (2) therein, an opening (9) which communicates with the gas inflow port (5), and a plurality of oil-capturing openings (10) which protrude towards and are open at an inner peripheral side. Furthermore, in the oil separator (1), a cylindrical body (8) is fitted which has, provided to an outer peripheral surface side thereof, a plurality of oil passages (11) which communicate with the oil-capturing openings (10).
Description
Technical field
The present invention relates to the cyclone type separator of the oil contained by a kind of separation in refrigerant gas and possess the compressor of this separator.
Background technology
In air conditioner, refrigeration machine etc., in order to be separated oil contained from the gas of compressor discharge, and separator is set in discharge loop.As this separator, there will be a known a kind of separator of cyclone type at present, it to the gas exerts eddy flow containing oil, and utilizes centrifugal force to carry out separating oil.Patent Document 1 discloses a kind of oil eliminator, gas effuser is inserted the center being arranged on the separator main body being tangentially connected with inlet tube by it, and on its outer peripheral face, be provided with multiple auxiliary flow portal, projecting on this auxiliary flow is portalled have the protective cover (hood) being formed with opening towards the front side of the direction of rotation of eddy flow.In addition, Patent Document 2 discloses a kind of oil eliminator, inlet tube is connected on housing in the mode that the tangent line of the outer circumferential side of its bent portion is consistent with the tangent line of the inwall of housing by it, and the center of this housing is inserted with gas effuser.
In addition, as separator is miniaturized and built-in example within the compressor, disclose following example, that is: as shown in patent document 3, with compressor case in forming cylinder, and the squit hole of gas is set to the axis relative to this cylinder and the lower end side towards cylinder tilts.And then, as by example integrated with compressor for separator, disclose following example, that is: as shown in patent document 4, with compressor case in arranging cylinder integratedly, and the heart arranges separator tube wherein, and arranges the inner circumferential cylinder with multiple intercommunicating pore at the inner circumferential lower zone of cylinder, annulus is formed, thus by the oil guiding below after separation between this inner circumferential cylinder and cylinder.
Prior art document
Patent document
Patent document 1: Japan Patent No. 2830618 publications
Patent document 2: Japanese Patent Laid-Open 2010-286193 publication
Patent document 3: Japanese Patent Laid-Open 2004-324564 publication
Patent document 4: Japanese Patent Laid-Open 2013-15069 publication
Summary of the invention
The problem that invention will solve
In the separator of cyclone type, separating oil is very important effectively how to utilize centrifugal force, and this is mathematical, but, prevent the oil be temporarily separated from being rolled by air-flow and again dispersing, and the phenomenon together flowed out with air-flow, for very important the oily separative efficiency of raising.Patent Document 1 discloses and to portal the oil mass reducing and flow out from tap hole by arranging the auxiliary flow with protective cover, but owing to cannot reduce disperseing again of the oil that is temporarily separated, thus its effect is limited, fully cannot improve the separative efficiency of oil.
On the other hand, Patent Document 4 discloses by arranging the inner circumferential cylinder with multiple intercommunicating pore in the inner circumferential lower zone of cylinder, and annulus is formed between inner circumferential cylinder and cylinder, thus the oil guiding below that will be separated, but, oil cannot be caught energetically by intercommunicating pore, and the inner space of annulus and cylinder is connected via multiple intercommunicating pore, and not necessarily can cut off the contact of air-flow and the oil be separated thus, therefore, cannot fully improve oily separative efficiency, thus expect further to improve.Especially separator being built in the formation in compressor, because cylinder is miniaturized, thus how to reduce the oil be temporarily separated disperse again the raising for oily separative efficiency very important.
The present invention completes in view of the foregoing, and its object is to provides a kind of by catching the oil be temporarily separated effectively, and prevents the life of this fry dried food ingredients from dispersing again, thus achieves the separator of the raising of oily separative efficiency and possess the compressor of this separator.
Technical scheme
The separator of the first form of the present invention possesses cylindric cylinder, by the inner peripheral surface along described cylinder from tangentially oily centrifugation contained the gas that the gas inflow entrance arranged flows into, and the oil after separation is flowed out from the end side of described cylinder, and gas is flowed out from other end side, wherein, chimeric on the inner peripheral surface of described cylinder have cylindric cylindrical shell, wherein, described cylindrical shell is provided with the opening that is communicated with described gas inflow entrance and gives prominence to towards inner circumferential side and multiple oil traps of opening are caught with opening, and the multiple oily path caught with this oil trap and use open communication is provided with in outer peripheral face side.
According to this formation, tangentially flow in the cylindrical shell of the cylindrical shape be entrenched in the inner peripheral surface of cylinder by making the gas containing oil from gas inflow entrance, and eddy flow is applied to it, thus can along inner circumferential surface by the oily centrifugation in gas, and, to give prominence to towards the inner circumferential side of cylindrical shell and multiple oil traps of opening are caught and caught this oil with opening by utilizing, and guided in the oily path of the outer peripheral face side being arranged at cylindrical shell, thus this oil can be made to flow out from the end side of cylindrical shell with the state of flow separation, and the gas after making oil separated flows out from the other end side of cylindrical shell.Thereby, it is possible to prevent the oil be temporarily separated from being rolled by air-flow and again dispersing, and the phenomenon together flowed out with air-flow, thus oily separative efficiency can be improved.
In the 1st form, also can be formed as: described oil trap is caught and used opening in described cylindrical shell with the mode opening just right with the air-flow in eddy flow.
According to this formation, can catch via the oil trap just right with air-flow effectively to catch with opening and be centrifuged along the inner peripheral surface of cylindrical shell the oil be separated by eddy flow, and guided to by this oil in the oily path of the outer peripheral face side being arranged at cylindrical shell, thus this oil is flowed out from the end side of cylindrical shell.Therefore, it is possible to improve oil trap to catch the oily capturing efficiency using opening, thus oily separative efficiency can be improved further.
In the 1st form, also can be formed as: multiple described oily path is spirally arranged on the outer peripheral face of described cylindrical shell, and extends to the end side of this cylindrical shell.
According to this formation, can be caught by oil trap to catch with opening and the oil being directed to oily path along this spiral helicine oily path to guide to rapidly the end side of cylindrical shell with the discontiguous state of air-flow, and make it from cylinder flows out to outside oil conservator etc.Thus, can effectively catch separated oil, and its fuel feeding position being back to necessity can be made swimmingly to recycle, and it can not be made again to disperse.
In the 1st form, also can be formed as: multiple described oily path is formed at as groove on the outer peripheral face of described cylindrical shell, and the open side of this groove is closed by the inner peripheral surface of described cylinder.
According to this formation, groove can be formed on the outer peripheral face of cylindrical shell by utilizing suitable processing method (such as stamping, rolling, cutting etc.), and the open side of this groove is closed by the inner peripheral surface cylindrical shell of cylindrical shape being entrenched in cylinder, thus form the oily path be separated with gas flow path.Therefore, it is possible to prevent effectively the oil that is temporarily separated during flowing down along oily path with air flow contacts and again dispersing, and situation about together flowing out with air-flow, thus oily separative efficiency can be improved.
In the 1st form, also can be formed as: the parts that the cylindrical shell of described cylindrical shape is tubing or is formed by sheet material bending and forming.
According to this formation, cylindric cylindrical shell be provided with is communicated with gas inflow entrance opening, to give prominence to towards inner circumferential side and the oil trap of opening is caught and caught the multiple oily path of use open communication with opening and with this oil trap, its parts that can use tubing or sheet material bending and forming is formed, and easily manufactured by common processing method.Thus, can be cheap and be easily formed in that the inner peripheral surface of cylinder is fitted together to cylindric cylindrical shell, that oily separative efficiency is high separator.
In the 1st form, also can be formed as: described cylinder is the container of independently airtight construction, described gas inflow entrance connects the inflow pipe arrangement of the gas containing oil, and, connect the effuser of the oil after being separated in the end side of described container, connect the effuser of the gas after being separated in another side.
According to this formation, be connected on the discharge pipe arrangement of compressor by the gas of this separator is flowed into pipe arrangement, oily effuser is connected on the oil return pipe arrangement of compressor, gas effuser is connected on the gases at high pressure pipe arrangement be connected with heat exchanger, thus can the separator of cyclone type be arranged in the discharge loop of kind of refrigeration cycle, thereby, it is possible to realize small compact, the high efficiency of the separator be arranged in kind of refrigeration cycle.
And then, 2nd form of the present invention possesses shell, and the compressor of the separator of separating oil is built-in with in the inside of described shell, wherein, with described shell in arranging cylindric cylinder integratedly, and the cylinder of this cylindrical shape is installed any one separator above-mentioned as described cylinder.
According to this formation, by the shell with compressor in arranging cylindric cylinder integratedly, and be fitted together to cylindric cylindrical shell on the inner peripheral surface of this cylinder, can by the separator of above-mentioned cyclone type within the compressor built-in integratedly.Thus, the oily separative efficiency of miniaturized internally-arranged type separator can be improved, the oil reduced from compressor rises and reduces oil recycle ratio (OCR), improves the heat exchange performance in the various heat exchangers of air conditioner, refrigeration machine, various heat pumps etc., and improves its ability.
Invention effect
According to separator of the present invention, tangentially flow in the cylindrical shell of the cylindrical shape be entrenched in the inner peripheral surface of cylinder by making the gas containing oil from inflow entrance, and eddy flow is applied to it, thus can along inner circumferential surface by the oily centrifugation in gas, and, to give prominence to towards the inner circumferential side of cylindrical shell and multiple oil traps of opening are caught and caught this oil with opening by utilizing, and guided in the oily path of the outer peripheral face side being arranged at cylindrical shell, thus this oil can be made to flow out from the end side of cylindrical shell with the state of flow separation, and the gas after making oil separated flows out from the other end side of cylindrical shell, therefore, can prevent the oil be temporarily separated from being rolled by gas and again dispersing, and the phenomenon together flowed out with air-flow, thus oily separative efficiency can be improved.
According to compressor of the present invention, by the shell with compressor in arranging cylindric cylinder integratedly, and cylindric cylindrical shell is fitted together on the inner peripheral surface of this cylinder, can by the separator of above-mentioned cyclone type within the compressor built-in integratedly, thus the oily separative efficiency of miniaturized internally-arranged type separator can be improved, the oil reduced from compressor rises and reduces oil recycle ratio (OCR), improve the heat exchange performance in the various heat exchangers of air conditioner, refrigeration machine, various heat pumps etc., and improve its ability.
Accompanying drawing explanation
Fig. 1 is the profilograph of the separator involved by the 1st embodiment of the present invention.
Fig. 2 is the profilograph of the cylinder of above-mentioned separator.
(A) in Fig. 3 is the side view of the cylindrical shell of above-mentioned separator, and (B) is its right view, and (C) is rearview, and (D) is its top view.
Fig. 4 is the top view being provided with the side of gas inflow opening of the cylindrical shell of above-mentioned separator.
Fig. 5 is the A-A profile in Fig. 4.
Fig. 6 is the B-B profile in Fig. 4.
Fig. 7 is the C-C profile in Fig. 4.
Detailed description of the invention
Referring to accompanying drawing, embodiment involved in the present invention is described.
[the 1st embodiment]
Below, referring to figs. 1 through Fig. 7, the 1st embodiment of the present invention is described.
Show the profilograph of the separator involved by the 1st embodiment of the present invention in Fig. 1, show the profilograph of its cylinder in Fig. 2, in Fig. 3 to Fig. 7, show the detailed structure view of the cylindrical shell of separator.
Separator 1 possesses cylindric cylinder 2 and cylindric cylindrical shell 8, and wherein, cylindrical shell 8 is entrenched on the inner peripheral surface 4 of the cylindric gas flow path 3 in this cylinder 2.
The inside of cylinder 2 is formed with cylindric gas flow path 3, gas inflow entrance 5 (being upper and lower 2 gas inflow entrances in this example) relative to this cylindrical shape gas flow path 3 and from tangential direction opening obliquely downward.This gas inflow entrance 5 is communicated with the discharge chamber etc. of compressor.In addition, the upper end of gas flow path 3 is provided with connector portions 6, and bottom is provided with the tap hole 7 of isolated oil from gas, and wherein, connector portions 6 is for connecting the pipe arrangement of the gas outflow making oil separated.In addition, oily tap hole 7 is communicated with oil conservator etc.
Cylinder 2 is the parts of the separator 1 forming cyclone type, the separator 1 of this cyclone type is by being tangentially ejected to the gas flow path 3 of inner cylindrical shape from gas inflow entrance 5 by the refrigerant gas containing oil, and to this gas exerts eddy flow, thus by oily centrifugation.The separator 1 of present embodiment is configured to: on the inner peripheral surface 4 of the gas flow path 3 of cylindrical shape, be fitted together to cylindric cylindrical shell 8, to improve oily separative efficiency with the state be adjacent to.
The cylindrical shell 8 of this cylindrical shape be extend to from the bottom of the connector portions 6 of gas flow path 3 bottom being provided with oily tap hole 7 till the cylindrical shell of light wall pipe shape, it is specifically formed as shown in Fig. 3 to Fig. 7.
In the roughly middle position of the length direction of cylindrical shell 8, the opening 9 that the longer OBL gas of longitudinal length flows into is provided with in the mode opposite with the gas inflow entrance 5 of cylinder 2 side, in the downstream side region of the gas flow direction of this opening 9, be provided with multiple oil trap along the vertical direction and catch with opening 10.Opening 9 and oil trap catch the inside and outside being set to run through cylindrical shell 8 with opening 10 respectively.
Opening 8 is directly along the inner peripheral surface of cylindrical shell 8 towards tangential direction for gas exerts eddy flow spray from gas inflow entrance 5 and the opening of importing.On the other hand, multiple oil trap is caught and is configured to opening 10: given size after-opening is given prominence in the inner circumferential side towards cylindrical shell 8, and with the mode opening just right with the air-flow in eddy flow.
The plurality of oil trap is caught and is communicated with oily path 11 respectively with opening 10, and wherein, this oily path 11 is formed by being spirally arranged at many grooves of the outer peripheral face side of cylindrical shell 8.Till each oily path 11 is caught and extended to the bottom of cylindrical shell 8 from oil trap with the aperture position of opening 10, and to catch with opening 10 and the oil being imported into oily path 11 side flow to the bottom of cylindrical shell 8 for making to be caught by oil trap, and flow out towards oily tap hole 7.In addition, because cylindrical shell 8 is entrenched on the inner peripheral surface 4 of gas flow path 3 with the state be adjacent to, and the open side of groove is closed by this inner peripheral surface 4, and therefore, oily path 11 is separated with gas flow path 3 and independently path.
Cylindrical shell 8 can be such as following parts, that is: on the outer peripheral face of seamless steel pipe, groove is formed by rolling etc., and catch with opening 10 forming oil trap in the mode just right with air-flow on the jag of its inner circumferential side, and the opening 9 opposite with gas inflow entrance 5 is set.In addition, also can replace tubing and use sheet material, and form opening 9 in upper punch hole, assigned position respectively and by stamping and form groove, and forming oil trap in the end of this groove in the mode just right with air-flow and catch with opening 10, is then tubulose by this sheet material bending and forming.In addition, groove also can be formed by machining etc.
And then, also can be configured to: catch to make oil trap the area of section being a bit larger tham oily path 11 with the aperture area of opening 10, and the oil trap that is provided with correspondingly increasing oily path 11 is caught the cross section with the end of opening 10 side and amass, and in this end, oil trap is set in the mode just right with air-flow and catches use opening 10.In addition, oil trap is caught and is given prominence to and opening in the mode of stretching out from the inner peripheral surface of cylindrical shell 8 towards central side with opening 10, but, also can be formed as the various shapes such as squamous, semicircle shape, cerioid to relatively easily catch its opening shape of oil.
According to structure as above, following action effect can be realized by present embodiment.
Be ejected to cylindrical shell 8 in via discharge chamber etc. from gas inflow entrance 5 by the gases at high pressure containing oil after compressor compresses, this cylindrical shell 8 is chimeric with inner circumferential surface in the gas flow path 3 of the cylinder 2 of separator 1.Now, gas inflow entrance 5 relative to cylindrical shape gas flow path 3 and towards tangential direction opening, thus to air-flow apply eddy flow.Therefore, contained in gas oil is separated along the internal perisporium of cylindrical shell 8 by this centrifugal force.
This oil is caught by multiple oil trap and is caught with opening 10, and be directed to catch with oil trap and be connected with opening 10 and be arranged at the oily path 11 on the periphery of cylindrical shell 8, wherein, the plurality of oil trap is caught and is given prominence to towards central side with the inner peripheral surface of opening 10 from cylindrical shell 8, and with the mode opening just right with eddy flow.Thus, the oil being centrifuged separation not flows downward along the inwall of cylindrical shell 8, but the multiple oil traps be formed on the inwall of cylindrical shell 8 are caught and are caught with opening 10, and be directed in the oily path 11 of the periphery being arranged at cylindrical shell 8, thus to flow downward in this spiral helicine oily path 11 with the state of flow separation, and flow out to oily tap hole 7 from the bottom of cylindrical shell 8.
Therefore, it is possible to prevent the oil be temporarily separated from being rolled by air-flow and again dispersing effectively, and together flow out outside phenomenon from separator 1 with air-flow, thus oily separative efficiency can be improved.On the other hand, the separated gas of oil rises in cylindrical shell 8, flows out pipe arrangement and be transported to outside via the gas be connected with the connector portions 6 being arranged at gas flow path 3 upper end, and oil thus can be suppressed to rise on refrigerant loop side.
Thus, according to the present embodiment, the separator 1 of cyclone type is configured to: chimeric on the inner peripheral surface 4 of cylinder 3 have cylindric cylindrical shell 8, wherein, this cylindrical shell 8 is provided with the opening 9 that is communicated with gas inflow entrance 5 and gives prominence to towards inner circumferential side and multiple oil traps of opening are caught with opening 10, and the multiple oily path 11 caught with this oil trap and be communicated with opening 10 is provided with in outer peripheral face side, therefore, tangentially flow in the cylindric cylindrical shell 8 that is entrenched in the inner peripheral surface 4 of cylinder 2 by making the gas containing oil from gas inflow entrance 5, and eddy flow is applied to it, thus can along inner circumferential surface by the oily centrifugation in gas.
And, to give prominence to towards the inner circumferential side of cylindrical shell 8 and multiple oil traps of opening are caught and caught the oil after separation with opening 10 by utilizing, and guided in the oily path 11 of the outer peripheral face side being arranged at cylindrical shell 8, the oil after separation can be made to flow out from the end side of cylindrical shell 8 with the state of flow separation, and the gas after making oil separated flow out from the other end side of cylindrical shell 8.Therefore, it is possible to prevent the oil be temporarily separated from being rolled by air-flow and again dispersing, and the phenomenon together flowed out with air-flow, thus oily separative efficiency can be improved.
In addition, above-mentioned oil trap is caught and is used opening 10 in cylindrical shell 8 with the mode opening just right with the air-flow in eddy flow, therefore, can catch via the oil trap just right with air-flow effectively to catch with opening 10 and be centrifuged along the inner peripheral surface of cylindrical shell 8 oil be separated by eddy flow, and guided to by this oil in the oily path 11 of the outer peripheral face side being arranged at cylindrical shell 8, thus this oil can be made to flow out from the end side of cylindrical shell 8.Thus, oil trap can be improved and catch the oily capturing efficiency using opening 10, thus oily separative efficiency can be improved further.
And then multiple oily path 11 is spirally arranged on the outer peripheral face of cylindrical shell 8, and extends to the end side of this cylindrical shell 8.Therefore, it is possible to catch being caught by oil trap with opening 10 and be directed to the oil of oily path 11, along this spiral helicine oily path 11 to guide to rapidly the end side of cylindrical shell 8 with the discontiguous state of air-flow, and from cylinder 2 flows out to outside oil conservator etc.Thus, can effectively catch separated oil, and its fuel feeding position being back to necessity can be made swimmingly to recycle, and it can not be made again to disperse.
In addition, multiple oily path 11 is formed on the outer peripheral face of cylindrical shell 8 as groove, and the inner peripheral surface 4 of the separated cylinder 2 of the open side of this groove is closed, therefore, groove can be formed on the outer peripheral face of cylindrical shell 8 by utilizing suitable processing method (such as stamping, rolling, cutting etc.), and the cylindrical shell 8 of cylindrical shape is entrenched in cylinder 2 inner circumferential and 4 on and the open side of this groove is closed, thus form the oily path 11 that is separated with gas flow path 3.Thereby, it is possible to prevent effectively the oil that is temporarily separated during flowing down along oily path 11 with air flow contacts and again dispersing, and situation about together flowing out with air-flow, thus oily separative efficiency can be improved.
And then, the parts that cylindrical shell 8 is tubing or is formed by sheet material bending and forming.Therefore, cylindric cylindrical shell 8 be provided be communicated with gas inflow entrance 5 opening 9, to give prominence to towards inner circumferential side and the oil trap of opening is caught and caught with opening 10 and with this oil trap the multiple oily path 11 be communicated with opening 10, its parts that can use tubing or sheet material bending and forming is formed, and easily manufactured by common processing method.Thus, can cheap and chimeric that have cylindric cylindrical shell 8, that oily separative efficiency is high separator 1 on the inner peripheral surface being easily formed in cylinder 2.
[other embodiments]
Then, other embodiments of the present invention are described.
(1) in above-mentioned 1st embodiment, show the basic comprising of the cyclone type separator 1 that the present invention relates to, but, when this separator 1 is arranged in the discharge loop of compressor in the kind of refrigeration cycle of air conditioner, refrigeration machine, various heat pumps etc., as long as be formed as forming as follows, that is: above-mentioned cylinder 2 is formed as the container of independently airtight construction, the inflow pipe arrangement of the gas containing oil is connected on gas inflow entrance 5, and connect the effuser of the oil after being separated in the end side of container, connect the effuser of the gas after being separated in another side.
Thus, by being formed as following formation, namely cylinder 2 is the container of independently airtight construction, and the inflow pipe arrangement of the gas containing oil is connected on its gas inflow entrance 5, and the effuser of the oil after being separated is connected in the end side of closed container, the effuser of the gas after being separated is connected in another side, the gas of this separator 1 is flowed into pipe arrangement to be connected on the discharge pipe arrangement of compressor, oily effuser is connected on the oil return pipe arrangement of compressor, gas effuser is connected on the gases at high pressure pipe arrangement be connected with heat exchanger, thus can this separator 1 be arranged in the discharge loop of kind of refrigeration cycle, thus, the small compact of the separator 1 be arranged in kind of refrigeration cycle can be realized, high efficiency.
(2) when being formed as built-in for above-mentioned separator 1 formation within the compressor, as long as be formed as following to form, that is: by with the shell of compressor in forming cylindric cylinder 2, and the cylindrical shell 8 of above-mentioned cylindrical shape is entrenched in this cylinder 2, and by the discharge chamber of gas inflow entrance 5 with compressor, oily tap hole 7 is communicated with the oil conservator of compressor, and then connect discharge pipe arrangement in the connector portions 6 of the upper end of cylinder 2, thus by separator 1 in being arranged in the shell of compressor integratedly.
Thus, by the shell with compressor in forming cylindric cylinder, and it can be used as cylinder 2 and above-mentioned separator 1 is installed, can by the separator 1 of cyclone type within the compressor built-in integratedly.Thus, the oily separative efficiency of miniaturized internally-arranged type separator 1 can be improved, reduce the oil rising from compressor and reduce oil recycle ratio (OCR), improving the heat exchange performance in the various heat exchangers of air conditioner, refrigeration machine, various heat pumps etc., and improve its ability.
In addition, the present invention is not limited in the invention described in above-mentioned embodiment, not departing from its main scope, can be suitable for being out of shape.Such as, in the above-described embodiment, oil trap is caught and is formed as squamous, semicircle shape, cerioid with the opening shape of opening 10, on the other hand, the cross sectional shape catching the oily path 11 be communicated with opening 10 with oil trap is not particularly limited, but the cross sectional shape forming the groove of this path 11 can be any shape, also can be such as catch with oil trap by the identical shape of the opening shape of opening 10.
Symbol description
1 separator
2 cylinders
3 gas flow paths
4 inner peripheral surfaces
5 gas inflow entrances
6 connector portions
7 oily tap holes
The cylindrical shell of 8 cylindrical shapes
9 openings
10 oil traps are caught and are used opening
11 oily paths
Claims (amendment according to treaty the 19th article)
1. [after amendment] a kind of separator, it possesses cylindric cylinder, by the inner peripheral surface along described cylinder from tangentially oily centrifugation contained the gas that the gas inflow entrance arranged flows into, and the oil after separation is flowed out from the end side of described cylinder, and gas is flowed out from other end side, it is characterized in that
Chimeric on the inner peripheral surface of described cylinder have cylindric cylindrical shell, wherein, described cylindrical shell is provided with the opening that is communicated with described gas inflow entrance and gives prominence to towards inner circumferential side and multiple oil traps of opening are caught with opening, and is provided with the multiple oily path caught with the plurality of oil trap respectively by open communication in outer peripheral face side.
2. separator as claimed in claim 1, is characterized in that, described oil trap is caught and used opening in described cylindrical shell with the mode opening just right with the air-flow in eddy flow.
3. separator as claimed in claim 1 or 2, it is characterized in that, multiple described oily path is spirally arranged on the outer peripheral face of described cylindrical shell, and extends to the end side of this cylindrical shell.
4. separator as claimed any one in claims 1 to 3, it is characterized in that, multiple described oily path is formed at as groove on the outer peripheral face of described cylindrical shell, and the open side of this groove is closed by the inner peripheral surface of described cylinder.
5. the separator according to any one of Claims 1-4, is characterized in that, the parts that the cylindrical shell of described cylindrical shape is tubing or is formed by sheet material bending and forming.
6. the separator according to any one of claim 1 to 5, it is characterized in that, described cylinder is the container of independently airtight construction, described gas inflow entrance connects the inflow pipe arrangement of the gas containing oil, and, connect the effuser of the oil after being separated in the end side of described container, and connect the effuser of the gas after being separated in another side.
7. a compressor, it possesses shell, and is built-in with the separator of separating oil in the inside of described shell, it is characterized in that,
With described shell in arranging cylindric cylinder integratedly, and using separator that the cylinder of this cylindrical shape is installed according to any one of claim 1 to 5 as described cylinder.
Claims (7)
1. one kind of point of Shan device, it possesses cylindric cylinder, by the inner peripheral surface along described cylinder from tangentially Shan centrifugation contained the gas that the gas inflow entrance arranged flows into, and the Shan after separation is flowed out from the end side of described cylinder, and gas is flowed out from other end side, it is characterized in that
Chimeric on the inner peripheral surface of described cylinder have cylindric cylindrical shell, wherein, described cylindrical shell is provided with the opening that is communicated with described gas inflow entrance and gives prominence to towards inner circumferential side and multiple oil traps of opening are caught with opening, and is provided with the multiple oily path caught with this oil trap by open communication in outer peripheral face side.
2. separator as claimed in claim 1, is characterized in that, described oil trap is caught and used opening in described cylindrical shell with the mode opening just right with the air-flow in eddy flow.
3. separator as claimed in claim 1 or 2, it is characterized in that, multiple described oily path is spirally arranged on the outer peripheral face of described cylindrical shell, and extends to the end side of this cylindrical shell.
4. separator as claimed any one in claims 1 to 3, it is characterized in that, multiple described oily path is formed at as groove on the outer peripheral face of described cylindrical shell, and the open side of this groove is closed by the inner peripheral surface of described cylinder.
5. the separator according to any one of Claims 1-4, is characterized in that, the parts that the cylindrical shell of described cylindrical shape is tubing or is formed by sheet material bending and forming.
6. the separator according to any one of claim 1 to 5, it is characterized in that, described cylinder is the container of independently airtight construction, described gas inflow entrance connects the inflow pipe arrangement of the gas containing oil, and, connect the effuser of the oil after being separated in the end side of described container, and connect the effuser of the gas after being separated in another side.
7. a compressor, it possesses shell, and is built-in with the separator of separating oil in the inside of described shell, it is characterized in that,
With described shell in the cylinder arranging net tubular integratedly, and using separator that the cylinder of this cylindrical shape is installed according to any one of claim 1 to 5 as described cylinder.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013176581A JP5991675B2 (en) | 2013-08-28 | 2013-08-28 | Oil separator and compressor provided with the same |
| JP2013-176581 | 2013-08-28 | ||
| PCT/JP2014/071713 WO2015029845A1 (en) | 2013-08-28 | 2014-08-20 | Oil separator, and compressor provided with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105492843A true CN105492843A (en) | 2016-04-13 |
| CN105492843B CN105492843B (en) | 2019-07-09 |
Family
ID=52586407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480040725.1A Expired - Fee Related CN105492843B (en) | 2013-08-28 | 2014-08-20 | Separator and the compressor for having the separator |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10155188B2 (en) |
| JP (1) | JP5991675B2 (en) |
| CN (1) | CN105492843B (en) |
| DE (1) | DE112014003972T5 (en) |
| WO (1) | WO2015029845A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108606716A (en) * | 2018-07-18 | 2018-10-02 | 江苏美的清洁电器股份有限公司 | Hand-held cleaners and air handling assemblies |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091432B (en) * | 2014-05-14 | 2018-01-02 | Lg电子株式会社 | Oil eliminator and the air-conditioning with the oil eliminator |
| JP6642564B2 (en) * | 2015-03-05 | 2020-02-05 | ブラザー工業株式会社 | Gas-liquid separator in fuel cell system |
| DE102015121583B4 (en) * | 2015-12-11 | 2021-02-11 | Hanon Systems | Device for separating oil from a refrigerant-oil mixture and for cooling the oil and for cooling and / or liquefying the refrigerant in a refrigerant circuit |
| DE102016113057B4 (en) | 2016-07-15 | 2019-05-23 | Hanon Systems | Apparatus for compressing a gaseous fluid having an arrangement for separating a control mass flow and methods for separating the control mass flow |
| KR102418813B1 (en) * | 2018-03-21 | 2022-07-11 | 한온시스템 주식회사 | Compressor |
| CN111486625B (en) * | 2019-01-28 | 2022-06-03 | 上海荥科制冷设备有限公司 | Oil separator of refrigeration accessory |
| JP7232125B2 (en) * | 2019-05-22 | 2023-03-02 | 川崎重工業株式会社 | air supply trunk |
| US11353250B2 (en) * | 2020-01-10 | 2022-06-07 | Heatcraft Refrigeration Products Llc | Vertical oil separator |
| US11747064B2 (en) | 2020-03-30 | 2023-09-05 | Carrier Corporation | Integrated oil separator with flow management |
| CN111365898B (en) * | 2020-04-03 | 2021-07-09 | 常州微能节能科技有限公司 | Method for promoting oil return of refrigerating machine oil of Freon circulation system |
| US20220411073A1 (en) * | 2021-06-29 | 2022-12-29 | Hamilton Sundstrand Corporation | Centrifugal water collector with conical water scupper |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02137916U (en) * | 1989-04-17 | 1990-11-16 | ||
| CN101351644A (en) * | 2006-06-02 | 2009-01-21 | 株式会社丰田自动织机 | Compressor |
| CN101884863A (en) * | 2009-05-11 | 2010-11-17 | 株式会社神户制钢所 | Gas-liquid separator |
| CN102084094A (en) * | 2008-07-02 | 2011-06-01 | (学)斗源学院 | Oil separator |
| JP2011185597A (en) * | 2011-04-28 | 2011-09-22 | Sanden Corp | Centrifugal separation apparatus |
| JP2013015069A (en) * | 2011-07-04 | 2013-01-24 | Denso Corp | Oil separator and compressor having the same |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1522903A (en) * | 1920-02-18 | 1925-01-13 | Griscom Russell Co | Baffle for centrifugal oil separators |
| US1721908A (en) * | 1926-03-19 | 1929-07-23 | Charles H Heist | Centrifugal fluid cleaner |
| US2147671A (en) * | 1937-07-15 | 1939-02-21 | Motor Power Inc | Centrifugal gas separator |
| US2229860A (en) * | 1938-11-14 | 1941-01-28 | Mccurdy Howard | Helical centrifugal separator |
| NL75677C (en) * | 1952-01-25 | |||
| US2705053A (en) * | 1953-05-14 | 1955-03-29 | Doak Aircraft Co Inc | Oil degasification |
| US2974668A (en) * | 1957-12-10 | 1961-03-14 | Harvestaire Inc | Centrifugal type thresher |
| US4375386A (en) * | 1981-05-07 | 1983-03-01 | The Badger Company, Inc. | Cyclonic entrainment separator for evaporator |
| JPS6094164A (en) * | 1983-10-28 | 1985-05-27 | Mitsubishi Heavy Ind Ltd | Cyclone type dust removing device |
| US4678588A (en) * | 1986-02-03 | 1987-07-07 | Shortt William C | Continuous flow centrifugal separation |
| JPS6366122U (en) * | 1986-10-17 | 1988-05-02 | ||
| US5113671A (en) * | 1990-11-26 | 1992-05-19 | Ac&R Components Components, Inc. | Oil separator |
| JP2830618B2 (en) | 1992-02-21 | 1998-12-02 | ダイキン工業株式会社 | Centrifugal oil separator |
| AUPM714794A0 (en) * | 1994-07-29 | 1994-08-18 | International Fluid Separation Pty Limited | Separation apparatus and method |
| JPH0960591A (en) * | 1995-08-21 | 1997-03-04 | Toyota Autom Loom Works Ltd | Oil separating mechanism of compressor |
| US5755965A (en) * | 1995-10-16 | 1998-05-26 | Hdr Engineering, Inc. | Cyclonic de-gasser |
| US6019825A (en) * | 1995-10-18 | 2000-02-01 | Gnesys, Inc. | Hydrocyclone gas separator |
| JP3721933B2 (en) * | 2000-04-17 | 2005-11-30 | 株式会社デンソー | Compressor |
| FI112781B (en) * | 2000-09-25 | 2004-01-15 | Steris Europe Inc | Method and apparatus for producing pure steam |
| JP2003027917A (en) * | 2001-07-13 | 2003-01-29 | Hirokazu Matsumoto | Exhaust gas dust collector |
| JP4022166B2 (en) | 2003-04-25 | 2007-12-12 | 三菱重工業株式会社 | Compressor and manufacturing method thereof |
| US20070251256A1 (en) * | 2006-03-20 | 2007-11-01 | Pham Hung M | Flash tank design and control for heat pumps |
| JP5366671B2 (en) | 2009-06-12 | 2013-12-11 | 三菱電機株式会社 | Cyclone oil separator, compression refrigeration apparatus and air compression apparatus provided with the same |
| SE536286C2 (en) * | 2011-10-06 | 2013-07-30 | Husqvarna Ab | Dust separator with constant suction power |
| CA2844330C (en) * | 2013-02-25 | 2019-10-15 | Bruce Lyon | Sand separator |
-
2013
- 2013-08-28 JP JP2013176581A patent/JP5991675B2/en not_active Expired - Fee Related
-
2014
- 2014-08-20 DE DE112014003972.1T patent/DE112014003972T5/en not_active Withdrawn
- 2014-08-20 WO PCT/JP2014/071713 patent/WO2015029845A1/en active Application Filing
- 2014-08-20 CN CN201480040725.1A patent/CN105492843B/en not_active Expired - Fee Related
- 2014-08-20 US US14/904,915 patent/US10155188B2/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02137916U (en) * | 1989-04-17 | 1990-11-16 | ||
| CN101351644A (en) * | 2006-06-02 | 2009-01-21 | 株式会社丰田自动织机 | Compressor |
| CN102084094A (en) * | 2008-07-02 | 2011-06-01 | (学)斗源学院 | Oil separator |
| CN101884863A (en) * | 2009-05-11 | 2010-11-17 | 株式会社神户制钢所 | Gas-liquid separator |
| JP2011185597A (en) * | 2011-04-28 | 2011-09-22 | Sanden Corp | Centrifugal separation apparatus |
| JP2013015069A (en) * | 2011-07-04 | 2013-01-24 | Denso Corp | Oil separator and compressor having the same |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108606716A (en) * | 2018-07-18 | 2018-10-02 | 江苏美的清洁电器股份有限公司 | Hand-held cleaners and air handling assemblies |
| CN108606716B (en) * | 2018-07-18 | 2023-08-04 | 江苏美的清洁电器股份有限公司 | Handheld dust collector and air treatment assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5991675B2 (en) | 2016-09-14 |
| JP2015045442A (en) | 2015-03-12 |
| US20160136555A1 (en) | 2016-05-19 |
| CN105492843B (en) | 2019-07-09 |
| DE112014003972T5 (en) | 2016-06-30 |
| WO2015029845A1 (en) | 2015-03-05 |
| US10155188B2 (en) | 2018-12-18 |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180824 Address after: Japan's Tokyo port harbor two chome 16 No. 5 Applicant after: MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, Ltd. Address before: Japan's Aichi Kiyosu nishibiwajima Cho Asahi 3-1 Applicant before: MITSUBISHI HEAVY INDUSTRIES AUTOMOTIVE THERMAL SYSTEMS Co.,Ltd. |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190709 Termination date: 20210820 |